DNSSEC Debugger

Domain Name:

Time: 2025-07-07 01:07:22 UTC

Analyzing DNSSEC problems for bu.edu

DS=20326/SHA-256 is now in the chain-of-trust

	Checking DS between Trust Anchor and .
	`. IN DS ( 20326 8 2 e06d44b80b8f1d39a95c0b0d7c65d08458e880409bbc683457104237c7f8ec8d )`
	Query to j.root-servers.net for ./DNSKEY
	Received 1414 bytes from 192.58.128.30
	;; Response received from [192.58.128.30] 1414 octets ;; HEADER SECTION ;; id = 21270 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 5 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; . IN DNSKEY ;; ANSWER SECTION (5 records) . 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148 . 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326 . 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696 . 172800 IN DNSKEY ( 256 3 8 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441 . 172800 IN RRSIG ( DNSKEY 8 0 172800 20250722000000 20250701000000 20326 . UGhOn2e0xbV2um4IqDwLtkXZVqk32Dz6Orahd8l3n5pQxAPO+PzC96lwt3YdDLFpzmu1FqPWugCK eq5uju1L2DklkEX7hnvBKKzb/Q2dkEA1w85dQQH34II778mePR3fvIDckntFXGsT9a8tdN9tFaP+ qJiwgtNbiKej8YheeX/DAAmZPn0s6/Bg3cLuozR9FXAwkgrA3rjcRpN/jKhPSauHvsin7gCbcUjs jA+P3l9y4Izc5ibPfdUIxVaTUt+OofHUV9VaZoexMQKwggIE78BLAs7AsP7KwlXDB8++Cy6IXVcg +9Gzv3k/gJokM3UHOGa0UrSfCIAKlfMFYADJBA== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 4 DNSKEY records for .
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbEbGCpGTDrcZTWqWWE72nphyshpRcILdzCVlBGU9Ln1Fui9kkseUOP+g5GLUeVFKdTloeRT A9+EYiQdXgWXmXmuW/nGxZjAikluF/O9NzLVrr5iZnth2xu+F48nrJlAgWWiMNau54NI5sZ3iVQf hFsq2pZmf43RauRPniYMShOLO7EBWWXr5glDSgZGS9fSm6xHwwF+g8D4m8oanjvdCBNxXzSEKS31 ibxjLifTfvwCg3y4XXcNW9U6Nu3JmoKUdxqpPPIkBvVQbIz4UO2FwaR13uXC03ALP1Yx2QNSS4SZ lcIMtAftQR9wtCiuPWQnFv4jkzWqlhp1Lmf7bcoL9yk= ) ; keytag 53148`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAaz/tAm8yTn4Mfeh5eyI96WSVexTBAvkMgJzkKTOiW1vkIbzxeF3+/4RgWOq7HrxRixHlFlE xOLAJr5emLvN7SWXgnLh4+B5xQlNVz8Og8kvArMtNROxVQuCaSnIDdD5LKyWbRd2n9WGe2R8PzgC mr3EgVLrjyBxWezF0jLHwVN8efS3rCj/EWgvIWgb9tarpVUDK/b58Da+sqqls3eNbuv7pr+eoZG+ SrDK6nWeL3c6H5Apxz7LjVc1uTIdsIXxuOLYA4/ilBmSVIzuDWfdRUfhHdY6+cn8HFRm+2hM8AnX GXws9555KrUB5qihylGa8subX2Nn6UwNR1AkUTV74bU= ) ; keytag 20326`
	`. 172800 IN DNSKEY ( 257 3 8 AwEAAa96jeuknZlaeSrvyAJj6ZHv28hhOKkx3rLGXVaC6rXTsDc449/cidltpkyGwCJNnOAlFNKF 2jBosZBU5eeHspaQWOmOElZsjICMQMC3aeHbGiShvZsx4wMYSjH8e7Vrhbu6irwCzVBApESjbUdp WWmEnhathWu1jo+siFUiRAAxm9qyJNg/wOZqqzL/dL/q8PkcRU5oUKEpUge71M3ej2/7CPqpdVwu MoTvoB+ZOT4YeGyxMvHmbrxlFzGOHOijtzN+u1TQNatX2XBuzZNQ1K+s2CXkPIZo7s6JgZyvaBev YtxPvYLw4z9mR7K2vaF18UYH9Z9GNUUeayffKC73PYc= ) ; keytag 38696`
	`. 172800 IN DNSKEY ( 256 3 8 AwEAAbauxLSFZ+KSWi2cT6TJbm3d+GIVqb2N1XnDjMsRme0b6JlGp/cvwmM5CaJ5LQ7tG1r7LuTH jYZadtbNk2nZmclq9r4KInS48ungoAZb0gJXVw8IvBTBb1YWQmiBqD285pJuORwTii7DF++nNJJk 3i55HJt9SmBI7m7t8nvx7OOY/w0inxg3fLH2uY0SKO8he4FGwMc4Ubiab8N8Yhyhh+FkKKdD/+oA cuGF75PjlSXO460B4MlNLlEcjDEzIsKauRYx4YVgSaNomGhMMFblmXRzgW+1R6ywvm5mC9+omlyy izZp2GJfPwGMezuKSGDndO6CYYEc5/lsRhvBYsGjdPM= ) ; keytag 46441`
	DNSKEY=20326/SEP is now in the chain-of-trust
	DS=20326/SHA-256 verifies DNSKEY=20326/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`. 172800 IN RRSIG ( DNSKEY 8 0 172800 20250722000000 20250701000000 20326 . UGhOn2e0xbV2um4IqDwLtkXZVqk32Dz6Orahd8l3n5pQxAPO+PzC96lwt3YdDLFpzmu1FqPWugCK eq5uju1L2DklkEX7hnvBKKzb/Q2dkEA1w85dQQH34II778mePR3fvIDckntFXGsT9a8tdN9tFaP+ qJiwgtNbiKej8YheeX/DAAmZPn0s6/Bg3cLuozR9FXAwkgrA3rjcRpN/jKhPSauHvsin7gCbcUjs jA+P3l9y4Izc5ibPfdUIxVaTUt+OofHUV9VaZoexMQKwggIE78BLAs7AsP7KwlXDB8++Cy6IXVcg +9Gzv3k/gJokM3UHOGa0UrSfCIAKlfMFYADJBA== )`
	RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
	DNSKEY=53148 is now in the chain-of-trust
	DNSKEY=38696/SEP is now in the chain-of-trust
	DNSKEY=46441 is now in the chain-of-trust
	Query to e.root-servers.net for bu.edu/A
	Received 1165 bytes from 192.203.230.10
	;; Response received from [192.203.230.10] 1165 octets ;; HEADER SECTION ;; id = 3514 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1472, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250719170000 20250706160000 46441 . r7c3jd2aq2e9tVVA6uARBNgs62s3a3SPZM6LdhfK+K07Zm2Mz/tYdmPXP+CxJ9nk4kFuzY9KoHar 4yLHz7NTjKppnNsNxRL5murCKqp0PJgl2S2g6adZSM3wpSHyhXo0Bg4QvzRJZKYwQIfth9l+p3ET Q1g5wMRBm6Fbuhlxn+69A/c89++vXD5zcZ+Ldlf+Qzou5aLgi5oap+uRPNjbTKOwVPoZJAHG6C2d pEb5PCbRr+gBW4zbOZosSiQhisWOMPMh9hK1HaQN4YmyapxFKXntbqDglqb1GudHY99h5L86gQ4L kXfnzZe0Gkyq2QQJ/D4kTlCgjdMSZhoGX2Nb+Q== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Query to b.root-servers.net for edu/DNSKEY
	Received 1162 bytes from 170.247.170.2
	;; Response received from [170.247.170.2] 1162 octets ;; HEADER SECTION ;; id = 53833 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 15 arcount = 27 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (15 records) edu. 172800 IN NS a.edu-servers.net. edu. 172800 IN NS b.edu-servers.net. edu. 172800 IN NS c.edu-servers.net. edu. 172800 IN NS d.edu-servers.net. edu. 172800 IN NS e.edu-servers.net. edu. 172800 IN NS f.edu-servers.net. edu. 172800 IN NS g.edu-servers.net. edu. 172800 IN NS h.edu-servers.net. edu. 172800 IN NS i.edu-servers.net. edu. 172800 IN NS j.edu-servers.net. edu. 172800 IN NS k.edu-servers.net. edu. 172800 IN NS l.edu-servers.net. edu. 172800 IN NS m.edu-servers.net. edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250719170000 20250706160000 46441 . r7c3jd2aq2e9tVVA6uARBNgs62s3a3SPZM6LdhfK+K07Zm2Mz/tYdmPXP+CxJ9nk4kFuzY9KoHar 4yLHz7NTjKppnNsNxRL5murCKqp0PJgl2S2g6adZSM3wpSHyhXo0Bg4QvzRJZKYwQIfth9l+p3ET Q1g5wMRBm6Fbuhlxn+69A/c89++vXD5zcZ+Ldlf+Qzou5aLgi5oap+uRPNjbTKOwVPoZJAHG6C2d pEb5PCbRr+gBW4zbOZosSiQhisWOMPMh9hK1HaQN4YmyapxFKXntbqDglqb1GudHY99h5L86gQ4L kXfnzZe0Gkyq2QQJ/D4kTlCgjdMSZhoGX2Nb+Q== ) ;; ADDITIONAL SECTION (27 records) a.edu-servers.net. 172800 IN A 192.5.6.30 a.edu-servers.net. 172800 IN AAAA 2001:503:a83e::2:30 b.edu-servers.net. 172800 IN A 192.33.14.30 b.edu-servers.net. 172800 IN AAAA 2001:503:231d::2:30 c.edu-servers.net. 172800 IN A 192.26.92.30 c.edu-servers.net. 172800 IN AAAA 2001:503:83eb::30 d.edu-servers.net. 172800 IN A 192.31.80.30 d.edu-servers.net. 172800 IN AAAA 2001:500:856e::30 e.edu-servers.net. 172800 IN A 192.12.94.30 e.edu-servers.net. 172800 IN AAAA 2001:502:1ca1::30 f.edu-servers.net. 172800 IN A 192.35.51.30 f.edu-servers.net. 172800 IN AAAA 2001:503:d414::30 g.edu-servers.net. 172800 IN A 192.42.93.30 g.edu-servers.net. 172800 IN AAAA 2001:503:eea3::30 h.edu-servers.net. 172800 IN A 192.54.112.30 h.edu-servers.net. 172800 IN AAAA 2001:502:8cc::30 i.edu-servers.net. 172800 IN A 192.43.172.30 i.edu-servers.net. 172800 IN AAAA 2001:503:39c1::30 j.edu-servers.net. 172800 IN A 192.48.79.30 j.edu-servers.net. 172800 IN AAAA 2001:502:7094::30 k.edu-servers.net. 172800 IN A 192.52.178.30 k.edu-servers.net. 172800 IN AAAA 2001:503:d2d::30 l.edu-servers.net. 172800 IN A 192.41.162.30 l.edu-servers.net. 172800 IN AAAA 2001:500:d937::30 m.edu-servers.net. 172800 IN A 192.55.83.30 m.edu-servers.net. 172800 IN AAAA 2001:501:b1f9::30 ;; { "EDNS-VERSION": 0 }
	Found child zone edu

edu

	Checking DS between . and edu
	Query to d.root-servers.net for edu/DS
	Received 367 bytes from 199.7.91.13
	;; Response received from [199.7.91.13] 367 octets ;; HEADER SECTION ;; id = 60251 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 2 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1450, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DS ;; ANSWER SECTION (2 records) edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d ) edu. 86400 IN RRSIG ( DS 8 1 86400 20250719170000 20250706160000 46441 . r7c3jd2aq2e9tVVA6uARBNgs62s3a3SPZM6LdhfK+K07Zm2Mz/tYdmPXP+CxJ9nk4kFuzY9KoHar 4yLHz7NTjKppnNsNxRL5murCKqp0PJgl2S2g6adZSM3wpSHyhXo0Bg4QvzRJZKYwQIfth9l+p3ET Q1g5wMRBm6Fbuhlxn+69A/c89++vXD5zcZ+Ldlf+Qzou5aLgi5oap+uRPNjbTKOwVPoZJAHG6C2d pEb5PCbRr+gBW4zbOZosSiQhisWOMPMh9hK1HaQN4YmyapxFKXntbqDglqb1GudHY99h5L86gQ4L kXfnzZe0Gkyq2QQJ/D4kTlCgjdMSZhoGX2Nb+Q== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 1 DS records for edu in the . zone
	DS=35663/SHA-256 has algorithm ECDSAP256SHA256
	Found 1 RRSIGs over DS RRset
	`edu. 86400 IN RRSIG ( DS 8 1 86400 20250719170000 20250706160000 46441 . r7c3jd2aq2e9tVVA6uARBNgs62s3a3SPZM6LdhfK+K07Zm2Mz/tYdmPXP+CxJ9nk4kFuzY9KoHar 4yLHz7NTjKppnNsNxRL5murCKqp0PJgl2S2g6adZSM3wpSHyhXo0Bg4QvzRJZKYwQIfth9l+p3ET Q1g5wMRBm6Fbuhlxn+69A/c89++vXD5zcZ+Ldlf+Qzou5aLgi5oap+uRPNjbTKOwVPoZJAHG6C2d pEb5PCbRr+gBW4zbOZosSiQhisWOMPMh9hK1HaQN4YmyapxFKXntbqDglqb1GudHY99h5L86gQ4L kXfnzZe0Gkyq2QQJ/D4kTlCgjdMSZhoGX2Nb+Q== )`
	RRSIG=46441 and DNSKEY=46441 verifies the DS RRset
	DS=35663/SHA-256 is now in the chain-of-trust
	`edu. 86400 IN DS ( 35663 13 2 a2e1614291831a4746b5ac52b4b345357687271e85353082741f1cf3d06a4c1d )`
	Query to j.edu-servers.net for edu/DNSKEY
	Received 291 bytes from 192.48.79.30
	;; Response received from [192.48.79.30] 291 octets ;; HEADER SECTION ;; id = 17918 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 3 ;; nscount = 0 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; edu. IN DNSKEY ;; ANSWER SECTION (3 records) edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663 edu. 86400 IN DNSKEY ( 256 3 13 5ImtzG5OqHjNCOhBhQ+IzNMnu0KKRiLUf5wOtBlFSIlmoG0Nv7rhyhCBj2PzyDy3+V0Ncgr5z1GD hOM2W3JcFQ== ) ; keytag 57579 edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250714151114 20250629150614 35663 edu. 0LVnsibesovcGuT8UNQJyw3kMfBbyRGsHBViUGZEljK+SxzrCOh70syy6np70GZSkxvQVm05sV2z CL9PfncW+A== ) ;; AUTHORITY SECTION (0 records) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	Found 2 DNSKEY records for edu
	`edu. 86400 IN DNSKEY ( 257 3 13 vqk4cwmCpZkXat25PaOVt3RPYDOmCr8B4D1IynrqSqzs+BeCYI6pnBNRUD9BgfqbxZHyfyDz6vbv 8KQaT7maRw== ) ; keytag 35663`
	`edu. 86400 IN DNSKEY ( 256 3 13 5ImtzG5OqHjNCOhBhQ+IzNMnu0KKRiLUf5wOtBlFSIlmoG0Nv7rhyhCBj2PzyDy3+V0Ncgr5z1GD hOM2W3JcFQ== ) ; keytag 57579`
	DNSKEY=35663/SEP is now in the chain-of-trust
	DS=35663/SHA-256 verifies DNSKEY=35663/SEP
	Found 1 RRSIGs over DNSKEY RRset
	`edu. 86400 IN RRSIG ( DNSKEY 13 1 86400 20250714151114 20250629150614 35663 edu. 0LVnsibesovcGuT8UNQJyw3kMfBbyRGsHBViUGZEljK+SxzrCOh70syy6np70GZSkxvQVm05sV2z CL9PfncW+A== )`
	RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
	DNSKEY=57579 is now in the chain-of-trust
	Query to m.edu-servers.net for bu.edu/A
	Received 503 bytes from 192.55.83.30
	;; Response received from [192.55.83.30] 503 octets ;; HEADER SECTION ;; id = 59618 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 7 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) bu.edu. 172800 IN NS edns01.bu.edu. bu.edu. 172800 IN NS edns02.bu.edu. bu.edu. 172800 IN NS edns03.bu.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250712101026 20250705090026 57579 edu. vDUXQNFghJ/THedNsBBgOyP4A06v2R2dKjQ3VCEdxIgvEcJIiMvDgdANBy06Qj1F+7Gf/gwP8+rV n5rO4KZmMg== ) AD1T2FOF2GJQ1NQ199CDOVO4FPHQDCRO.edu. 900 IN NSEC3 ( 1 1 0 - af25amnk5j13n45lmn8pjou0c5oqi9hf NS DS RRSIG ) AD1T2FOF2GJQ1NQ199CDOVO4FPHQDCRO.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250711235959 20250704224959 57579 edu. obaOGyy3wjb8kvZvlYZcG0KRherMJuzk5t94o7XB0qibdEsIctdTZXeeUhU6ES82O9KUaG3en96c uwV/0yjVKQ== ) ;; ADDITIONAL SECTION (4 records) edns01.bu.edu. 172800 IN A 54.162.183.186 edns02.bu.edu. 172800 IN A 168.122.254.62 edns03.bu.edu. 172800 IN A 3.210.172.14 ;; { "EDNS-VERSION": 0 }
	Query to i.edu-servers.net for bu.edu/DNSKEY
	Received 503 bytes from 192.43.172.30
	;; Response received from [192.43.172.30] 503 octets ;; HEADER SECTION ;; id = 30128 ;; qr = 1 aa = 0 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 7 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (7 records) bu.edu. 172800 IN NS edns01.bu.edu. bu.edu. 172800 IN NS edns02.bu.edu. bu.edu. 172800 IN NS edns03.bu.edu. 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250712101026 20250705090026 57579 edu. vDUXQNFghJ/THedNsBBgOyP4A06v2R2dKjQ3VCEdxIgvEcJIiMvDgdANBy06Qj1F+7Gf/gwP8+rV n5rO4KZmMg== ) AD1T2FOF2GJQ1NQ199CDOVO4FPHQDCRO.edu. 900 IN NSEC3 ( 1 1 0 - af25amnk5j13n45lmn8pjou0c5oqi9hf NS DS RRSIG ) AD1T2FOF2GJQ1NQ199CDOVO4FPHQDCRO.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250711235959 20250704224959 57579 edu. obaOGyy3wjb8kvZvlYZcG0KRherMJuzk5t94o7XB0qibdEsIctdTZXeeUhU6ES82O9KUaG3en96c uwV/0yjVKQ== ) ;; ADDITIONAL SECTION (4 records) edns01.bu.edu. 172800 IN A 54.162.183.186 edns02.bu.edu. 172800 IN A 168.122.254.62 edns03.bu.edu. 172800 IN A 3.210.172.14 ;; { "EDNS-VERSION": 0 }
	Found child zone bu.edu

bu.edu

	Checking DS between edu and bu.edu
	Query to g.edu-servers.net for bu.edu/DS
	Received 566 bytes from 192.42.93.30
	;; Response received from [192.42.93.30] 566 octets ;; HEADER SECTION ;; id = 1637 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 6 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 4096, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN DS ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (6 records) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN NSEC3 ( 1 1 0 - 9irjmuel398sejh8crdik2h2k85k5243 NS SOA RRSIG DNSKEY NSEC3PARAM ) 9DHS4EP5G85PF9NUFK06HEK0O48QGK77.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250712101026 20250705090026 57579 edu. vDUXQNFghJ/THedNsBBgOyP4A06v2R2dKjQ3VCEdxIgvEcJIiMvDgdANBy06Qj1F+7Gf/gwP8+rV n5rO4KZmMg== ) edu. 900 IN SOA ( a.edu-servers.net. nstld.verisign-grs.com. 1751850418 ;serial 1800 ;refresh 900 ;retry 604800 ;expire 900 ;minimum ) edu. 900 IN RRSIG ( SOA 13 1 900 20250714010658 20250706235658 57579 edu. s64cPfvdnTumOjblH3DUfMaMg5dIX3k+R2oMEQH8tY02E38QuUjXY3X3R6iKWyTDUNgRO3JXozr+ 63tHjxFjPg== ) AD1T2FOF2GJQ1NQ199CDOVO4FPHQDCRO.edu. 900 IN NSEC3 ( 1 1 0 - af25amnk5j13n45lmn8pjou0c5oqi9hf NS DS RRSIG ) AD1T2FOF2GJQ1NQ199CDOVO4FPHQDCRO.edu. 900 IN RRSIG ( NSEC3 13 2 900 20250711235959 20250704224959 57579 edu. obaOGyy3wjb8kvZvlYZcG0KRherMJuzk5t94o7XB0qibdEsIctdTZXeeUhU6ES82O9KUaG3en96c uwV/0yjVKQ== ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DS records found for bu.edu in the edu zone
	Query to edns03.bu.edu for bu.edu/DNSKEY
	Received 97 bytes from 3.210.172.14
	;; Response received from [3.210.172.14] 97 octets ;; HEADER SECTION ;; id = 19327 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 0 ;; nscount = 1 arcount = 1 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN DNSKEY ;; ANSWER SECTION (0 records) ;; AUTHORITY SECTION (1 record) bu.edu. 600 IN SOA ( ist-dns-prod10.bu.edu. hostmaster.bu.edu. 970868722 ;serial 600 ;refresh 300 ;retry 604800 ;expire 600 ;minimum ) ;; ADDITIONAL SECTION (1 record) ;; { "EDNS-VERSION": 0 }
	No DNSKEY records found
	Query to edns02.bu.edu for bu.edu/A
	Received 162 bytes from 168.122.254.62
	;; Response received from [168.122.254.62] 162 octets ;; HEADER SECTION ;; id = 51635 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (1 record) bu.edu. 3600 IN A 128.197.236.4 ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns02.bu.edu. bu.edu. 86400 IN NS edns03.bu.edu. bu.edu. 86400 IN NS edns01.bu.edu. ;; ADDITIONAL SECTION (4 records) edns01.bu.edu. 86400 IN A 54.162.183.186 edns02.bu.edu. 86400 IN A 168.122.254.62 edns03.bu.edu. 86400 IN A 3.210.172.14 ;; { "EDNS-VERSION": 0 }
	edns02.bu.edu is authoritative for bu.edu
	Query to edns03.bu.edu for bu.edu/SOA
	Received 208 bytes from 3.210.172.14
	;; Response received from [3.210.172.14] 208 octets ;; HEADER SECTION ;; id = 10696 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN SOA ;; ANSWER SECTION (1 record) bu.edu. 86400 IN SOA ( ist-dns-prod11.bu.edu. hostmaster.bu.edu. 970868722 ;serial 600 ;refresh 300 ;retry 604800 ;expire 600 ;minimum ) ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns03.bu.edu. bu.edu. 86400 IN NS edns02.bu.edu. bu.edu. 86400 IN NS edns01.bu.edu. ;; ADDITIONAL SECTION (4 records) edns03.bu.edu. 86400 IN A 3.210.172.14 edns01.bu.edu. 86400 IN A 54.162.183.186 edns02.bu.edu. 86400 IN A 168.122.254.62 ;; { "EDNS-VERSION": 0 }
	Query to edns01.bu.edu for bu.edu/SOA
	Received 208 bytes from 54.162.183.186
	;; Response received from [54.162.183.186] 208 octets ;; HEADER SECTION ;; id = 50831 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN SOA ;; ANSWER SECTION (1 record) bu.edu. 86400 IN SOA ( ist-dns-prod11.bu.edu. hostmaster.bu.edu. 970868722 ;serial 600 ;refresh 300 ;retry 604800 ;expire 600 ;minimum ) ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns03.bu.edu. bu.edu. 86400 IN NS edns02.bu.edu. bu.edu. 86400 IN NS edns01.bu.edu. ;; ADDITIONAL SECTION (4 records) edns03.bu.edu. 86400 IN A 3.210.172.14 edns01.bu.edu. 86400 IN A 54.162.183.186 edns02.bu.edu. 86400 IN A 168.122.254.62 ;; { "EDNS-VERSION": 0 }
	Query to edns02.bu.edu for bu.edu/A
	Received 162 bytes from 168.122.254.62
	;; Response received from [168.122.254.62] 162 octets ;; HEADER SECTION ;; id = 44873 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (1 record) bu.edu. 3600 IN A 128.197.236.4 ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns01.bu.edu. bu.edu. 86400 IN NS edns03.bu.edu. bu.edu. 86400 IN NS edns02.bu.edu. ;; ADDITIONAL SECTION (4 records) edns01.bu.edu. 86400 IN A 54.162.183.186 edns02.bu.edu. 86400 IN A 168.122.254.62 edns03.bu.edu. 86400 IN A 3.210.172.14 ;; { "EDNS-VERSION": 0 }
	bu.edu A RR has value 128.197.236.4
	No RRSIGs found

bu.edu

	Query to edns01.bu.edu for bu.edu/A
	Received 162 bytes from 54.162.183.186
	;; Response received from [54.162.183.186] 162 octets ;; HEADER SECTION ;; id = 54465 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (1 record) bu.edu. 3600 IN A 128.197.236.4 ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns01.bu.edu. bu.edu. 86400 IN NS edns02.bu.edu. bu.edu. 86400 IN NS edns03.bu.edu. ;; ADDITIONAL SECTION (4 records) edns03.bu.edu. 86400 IN A 3.210.172.14 edns02.bu.edu. 86400 IN A 168.122.254.62 edns01.bu.edu. 86400 IN A 54.162.183.186 ;; { "EDNS-VERSION": 0 }
	edns01.bu.edu is authoritative for bu.edu
	Query to edns01.bu.edu for bu.edu/A
	Received 162 bytes from 54.162.183.186
	;; Response received from [54.162.183.186] 162 octets ;; HEADER SECTION ;; id = 40554 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (1 record) bu.edu. 3600 IN A 128.197.236.4 ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns03.bu.edu. bu.edu. 86400 IN NS edns02.bu.edu. bu.edu. 86400 IN NS edns01.bu.edu. ;; ADDITIONAL SECTION (4 records) edns03.bu.edu. 86400 IN A 3.210.172.14 edns02.bu.edu. 86400 IN A 168.122.254.62 edns01.bu.edu. 86400 IN A 54.162.183.186 ;; { "EDNS-VERSION": 0 }
	bu.edu A RR has value 128.197.236.4
	No RRSIGs found

bu.edu

	Query to edns03.bu.edu for bu.edu/A
	Received 162 bytes from 3.210.172.14
	;; Response received from [3.210.172.14] 162 octets ;; HEADER SECTION ;; id = 29742 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (1 record) bu.edu. 3600 IN A 128.197.236.4 ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns01.bu.edu. bu.edu. 86400 IN NS edns03.bu.edu. bu.edu. 86400 IN NS edns02.bu.edu. ;; ADDITIONAL SECTION (4 records) edns03.bu.edu. 86400 IN A 3.210.172.14 edns01.bu.edu. 86400 IN A 54.162.183.186 edns02.bu.edu. 86400 IN A 168.122.254.62 ;; { "EDNS-VERSION": 0 }
	edns03.bu.edu is authoritative for bu.edu
	Query to edns03.bu.edu for bu.edu/A
	Received 162 bytes from 3.210.172.14
	;; Response received from [3.210.172.14] 162 octets ;; HEADER SECTION ;; id = 8648 ;; qr = 1 aa = 1 tc = 0 rd = 0 opcode = QUERY ;; ra = 0 z = 0 ad = 0 cd = 0 rcode = NOERROR ;; do = 1 co = 0 ;; qdcount = 1 ancount = 1 ;; nscount = 3 arcount = 4 ;; { "EDNS-VERSION": 0, ;; "FLAGS": "8000", ;; "RCODE": 0, ;; "UDPSIZE": 1232, ;; "OPTIONS": [ ] ;; } ;; QUESTION SECTION (1 record) ;; bu.edu. IN A ;; ANSWER SECTION (1 record) bu.edu. 3600 IN A 128.197.236.4 ;; AUTHORITY SECTION (3 records) bu.edu. 86400 IN NS edns01.bu.edu. bu.edu. 86400 IN NS edns03.bu.edu. bu.edu. 86400 IN NS edns02.bu.edu. ;; ADDITIONAL SECTION (4 records) edns03.bu.edu. 86400 IN A 3.210.172.14 edns01.bu.edu. 86400 IN A 54.162.183.186 edns02.bu.edu. 86400 IN A 168.122.254.62 ;; { "EDNS-VERSION": 0 }
	bu.edu A RR has value 128.197.236.4
	No RRSIGs found

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